BI Analyst Fundamentals: SQL, Power BI, Tableau, and DataLens

In today's data-driven world, companies rely on business intelligence analysts to turn complex datasets into clear, strategic decisions. This comprehensive text-based course guides you through the foundational concepts and practical tools required to kickstart your career in BI. You will transition from a complete beginner to a confident analyst capable of querying databases and building interactive dashboards. By studying structured explanations, clear code snippets, and step-by-step design methodologies, you will learn how to approach real-world business problems with a data-first mindset. What you'll learn: - Understand the core concepts of business intelligence, data warehousing, and the BI analyst workflow. - Write SQL queries to extract, filter, aggregate, and join data from relational databases. - Build interactive dashboards and reports using industry-standard tools like Power BI and Tableau. - Configure cloud-based data visualizations and share insights using Yandex DataLens. - Apply modern data modeling techniques, including star schemas and relational connections, for clean reporting. - Design user-friendly dashboards using modern UI/UX and accessibility best practices for business stakeholders. The course begins with essential terminology and data concepts before moving into hands-on SQL practice and step-by-step dashboard creation guidelines. You will progress systematically from raw data extraction to publishing polished, executive-ready reports. This course is designed specifically for beginners with no prior experience in programming, databases, or data visualization. Start your journey into business intelligence and unlock the power of data today.